Research Instruments INTEGRA 3, Руководство пользователя, Страница: 64 / 76

Section 10
Integra 3™ Troubleshooting
60
Research Instruments Ltd
10
Alarm
Condition
Code
Message Priority
Fault
Description/
Alarm Criteria
Alarm
Actions
Solution
E18
THERMOSAFE
OVERHEAT
PROTECTION
TRIGGERED
Low /
Medium*
A fault has caused
the Thermosafe
Air Heating
System’s internal
temperature to
rise above the
normal operating
temperature. Alarm
activates at any
time.
Thermosafe
Air Heating
System
controller
power is set
to 0% and fan
speed is set
to 0% unti the
Integra 3 is
re-started.
Switch off the
Integra 3
and check
for air flow
obstructions,
verify the
Thermosafe
filter media
pad is free
from dust build
up. Also check
that cables
and connector
are secure and
undamaged.
Possible heater,
thermal switch
or controller
fault.
E19
HEATED INSERT
LOW HEATING
RATE
Medium
Heated Stage
Insert was not
able to achieve
the setpoint
temperature.
Alarm activated
15 minutes after
power on if the
temperature is
not within ±2.5°C
of the setpoint
temperature.
Temperature
controller
continues to
operate.
Switch off the
Integra 3 and
verify that the
Heated Stage
Insert cables
and connector
are secure and
undamaged.
Possible heater
or controller
fault. Operating
the
Integra 3 below
its ambient
temperature
specification
may produce
this alarm.
* Low priority is set if condition appears within the first 5 seconds from power up. Medium priority is set if
condition appears after the first 5 seconds from power up.